11455227522 has 42 divisors (see below), whose sum is σ = 25771671027. Its totient is φ = 3817046916.

The previous prime is 11455227517. The next prime is 11455227529. The reversal of 11455227522 is 22572255411.

11455227522 is a `hidden beast` number, since 1 + 1 + 45 + 522 + 75 + 22 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5727613761 + 5727613761 = 75681^2 + 75681^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=75681.

It is a super-3 number, since 3×11455227522³ (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (11455227529) by changing a digit.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 4085373 + ... + 4088175.

Almost surely, 2^11455227522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11455227522

11455227522 is an abundant number, since it is smaller than the sum of its proper divisors (14316443505).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11455227522 is an frugal number, since it uses more digits than its factorization.

11455227522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5626 (or 2808 counting only the distinct ones).

The product of its digits is 56000, while the sum is 36.

The spelling of 11455227522 in words is "eleven billion, four hundred fifty-five million, two hundred twenty-seven thousand, five hundred twenty-two".